ORTHO-PHOSPHORIC ACID 85% FOR ANALYSIS

Code: 1005739200 D2-231

Analysis Note

Assay (alkalimetric)≥ 85.0 %Identitypasses test<...


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Analysis Note

Assay (alkalimetric)≥ 85.0 %Identitypasses testAppearance of solutionpasses testColor≤ 10 HazenChloride (Cl)≤ 2 ppmFluoride (F)≤ 1 ppmNitrate (NO3)≤ 3 ppmPhosphite and Hypophosphite (as H3PO3)≤ 20 ppmHypophosphite, phosphitepasses testHeavy metals (as Pb)≤ 10 ppmSulfate (SO4)≤ 20 ppmAs (Arsenic)≤ 0.5 ppmCa (Calcium)≤ 20 ppmCd (Cadmium)≤ 0.5 ppmCo (Cobalt)≤ 0.5 ppmCu (Copper)≤ 0.5 ppmFe (Iron)≤ 10 ppmK (Potassium)≤ 5 ppmMg (Magnesium)≤ 5 ppmMn (Manganese)≤ 0.5 ppmNa (Sodium)≤ 200 ppmNi (Nickel)≤ 1.0 ppmPb (Lead)≤ 0.5 ppmSb (Antimony)≤ 5 ppmZn (Zinc)≤ 2 ppmMatter precipitated by ammoniapasses testVolatile acids (as Acetic acid)≤ 10 ppmSubstances reducing potassium permanganate (as O)≤ 10 ppmInsoluble matter≤ 10 ppm

General description

for analysis EMSURE® ACS,ISO,Reag. Ph Eur

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Other Notes

Concentrated phosphoric acid is approx. 85% H3PO4 (aqueous).

Packaging

1, 2.5 l in Plastic bottle

2.5 l in Glass btl. pl.coat.

25 l in Plastic container

agencyreag. ISO, reag. Ph. Eur.
bp158 °C (lit.)
colorAPHA: ≤10
concentration85% phosphoric acid
density1.685 g/mL at 25 °C (lit.)
formliquid
gradeACS reagent
impurities≤0.5 ppm Mn (Manganese), ≤0.5 ppm As (Arsenic), ≤20 ppm Sulfate (SO4), ≤0.5 ppm Cu (Copper), ≤200 ppm Na (Sodium), ≤20 ppm Ca (Calcium), ≤2 ppm Zn (Zinc), ≤0.5 ppm Co (Cobalt), ≤1.0 ppm Ni (Nickel), ≤0.5 ppm Cd (Cadmium), ≤10 ppm Fe (Iron), ≤10 ppm Substances reducing potassium permanganate (as O), ≤10 ppm Heavy metals (as Pb), ≤5 ppm Sb (Antimony), ≤2 ppm Chloride (Cl), ≤20 ppm Phosphite and Hypophosphite (as H3PO3), ≤10 ppm Volatile acids (as Acetic acid), ≤5 ppm K (Potassium), ≤3 ppm Nitrate (NO3), ≤1 ppm Fluoride (F), ≤10 ppm Insoluble matter, ≤0.5 ppm Pb (Lead), ≤5 ppm Mg (Magnesium)
InChI keyNBIIXXVUZAFLBC-UHFFFAOYSA-N
InChI1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)
kinematic viscosity30.5 cSt(20 °C)
mp~40 °C (lit.)
pH﹤0.5 (20 °C, 100 g/L in H2O)
product lineEMSURE®
Quality Level300
SMILES stringOP(O)(O)=O
storage temp.no temp limit
vapor density3.4 (vs air)
vapor pressure5 mmHg ( 25 °C), 2.2 mmHg ( 20 °C)
Cas Number7664-38-2
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